To surrender to ignorance and call it God has always been premature, and it remains premature today.

And above all things, never think that you're not good enough yourself. A man should never think that. My belief is that in life people will take you at your own reckoning.

People who think they know everything are a great annoyance to those of us who do.

A subtle thought that is in error may yet give rise to fruitful inquiry that can establish truths of great value.

If knowledge can create problems, it is not through ignorance that we can solve them.